fix: prevent images overriding content when changing pages

Signed-off-by: flow <flowlnlnln@gmail.com>
This commit is contained in:
flow
2022-10-11 14:19:29 -03:00
parent d7992ab29d
commit d194b02e28
6 changed files with 39 additions and 5 deletions

View File

@ -66,6 +66,11 @@ void VariableSizedImageObject::drawObject(QPainter* painter,
painter->drawImage(rect, image);
}
void VariableSizedImageObject::flush()
{
m_fetching_images.clear();
}
void VariableSizedImageObject::parseImage(QTextDocument* doc, QImage image, int posInDocument)
{
QTextCursor cursor(doc);
@ -85,7 +90,7 @@ void VariableSizedImageObject::parseImage(QTextDocument* doc, QImage image, int
void VariableSizedImageObject::loadImage(QTextDocument* doc, const QUrl& source, int posInDocument)
{
m_fetching_images.append(source);
m_fetching_images.insert(source);
MetaEntryPtr entry = APPLICATION->metacache()->resolveEntry(
m_meta_entry,
@ -99,6 +104,10 @@ void VariableSizedImageObject::loadImage(QTextDocument* doc, const QUrl& source,
connect(job, &NetJob::succeeded, [this, doc, full_entry_path, source_url, posInDocument] {
qDebug() << "Loaded resource at" << full_entry_path;
// If we flushed, don't proceed.
if (!m_fetching_images.contains(source_url))
return;
QImage image(full_entry_path);
doc->addResource(QTextDocument::ImageResource, source_url, image);
@ -110,7 +119,7 @@ void VariableSizedImageObject::loadImage(QTextDocument* doc, const QUrl& source,
doc->adjustSize();
doc->setPageSize(size);
m_fetching_images.removeOne(source_url);
m_fetching_images.remove(source_url);
});
connect(job, &NetJob::finished, job, &NetJob::deleteLater);